Power-Pro Elite Bariatric Low Air Loss System 48 x 80 Vital Signs Monitor-Accessorie Multifunction switch w/4 Preset Configurations:

Multifunction switch w/4 Preset Configurations: Normal (Speech) Setting

Measurement range: -50 to 380 C

And don't buy from anyone who tells you their's are

25V Current 1

Power-Pro Elite Bariatric Low Air Loss System 48 x 80 Vital Signs Monitor-Accessorie Multifunction switch w/4 Preset Configurations:Size: 48 x 80 * Weight Capacity: 1000 Lbs. * The Power Pro Elite Mattress System combines 2 clinically effective therapies: True Low Air Loss and Alternating Pressure in a portable system * Mattress utilizes 18 independent 9 deep air cells to reduce interface pressure for the prevention and treatment of Stages I IV pressure ulcers * Designed to fit all standard hospital beds * Supports patient weights up to 1000 Lbs. * Audible alarm alerts caregiver